WARNING: CPU: 1 PID: 6128 at fs/fuse/inode.c:119 fuse_destroy_inode+0x251/0x2c0 fs/fuse/inode.c:119
Kernel panic - not syncing: panic_on_warn set ...
CPU: 1 PID: 6128 Comm: syz-executor4 Not tainted 4.20.0-rc2+ #337
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x244/0x39d lib/dump_stack.c:113
 panic+0x2ad/0x55c kernel/panic.c:188
 __warn.cold.8+0x20/0x45 kernel/panic.c:540
 report_bug+0x254/0x2d0 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:271
 do_invalid_op+0x36/0x40 arch/x86/kernel/traps.c:290
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:969
RIP: 0010:fuse_destroy_inode+0x251/0x2c0 fs/fuse/inode.c:119
Code: 41 c6 44 15 00 f8 0f 84 8c fe ff ff e8 c8 f2 f2 fe 0f 0b e9 80 fe ff ff 48 89 df e8 b9 3f 36 ff e9 50 fe ff ff e8 af f2 f2 fe <0f> 0b e9 6a ff ff ff e8 e3 3f 36 ff e9 90 fe ff ff e8 29 5a bc fe
RSP: 0018:ffff888187e971d8 EFLAGS: 00010293
RAX: ffff888187e8c140 RBX: ffff8881c0401380 RCX: 1ffff11030fd2e40
kobject: 'loop3' (000000001ca89401): kobject_uevent_env
RDX: 0000000000000000 RSI: ffffffff828c9531 RDI: 0000000000000003
RBP: ffff888187e972a8 R08: ffff888187e8c140 R09: 0000000000000008
R10: 0000000000000002 R11: ffff888187e8c140 R12: 1ffff11030fd2e3c
R13: 1ffff11030fd2e40 R14: ffff888187e97280 R15: ffff8881c0401758
kobject: 'loop3' (000000001ca89401): fill_kobj_path: path = '/devices/virtual/block/loop3'
 destroy_inode+0x159/0x200 fs/inode.c:267
 evict+0x5e0/0x980 fs/inode.c:575
 iput_final fs/inode.c:1547 [inline]
 iput+0x679/0xa90 fs/inode.c:1573
kobject: 'loop3' (000000001ca89401): kobject_uevent_env
kobject: 'loop3' (000000001ca89401): fill_kobj_path: path = '/devices/virtual/block/loop3'
 dentry_unlink_inode+0x461/0x5e0 fs/dcache.c:360
 __dentry_kill+0x44c/0x7a0 fs/dcache.c:552
 dentry_kill+0xc9/0x680 fs/dcache.c:671
 dput.part.25+0x660/0x860 fs/dcache.c:832
 dput fs/dcache.c:815 [inline]
 do_one_tree+0x37/0x40 fs/dcache.c:1515
 shrink_dcache_for_umount+0xc7/0x2b0 fs/dcache.c:1529
 generic_shutdown_super+0xd5/0x530 fs/super.c:441
kobject: 'loop3' (000000001ca89401): kobject_uevent_env
kobject: 'loop3' (000000001ca89401): fill_kobj_path: path = '/devices/virtual/block/loop3'
 kill_anon_super+0x3e/0x60 fs/super.c:1032
 fuse_kill_sb_anon+0x1d/0x20 fs/fuse/inode.c:1256
 deactivate_locked_super+0x97/0x100 fs/super.c:329
 deactivate_super+0x2bb/0x320 fs/super.c:360
 cleanup_mnt+0xbf/0x160 fs/namespace.c:1098
 __cleanup_mnt+0x16/0x20 fs/namespace.c:1105
 task_work_run+0x1e8/0x2a0 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:188 [inline]
 exit_to_usermode_loop+0x318/0x380 arch/x86/entry/common.c:166
 prepare_exit_to_usermode arch/x86/entry/common.c:197 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:268 [inline]
 do_syscall_64+0x6be/0x820 arch/x86/entry/common.c:293
kobject: 'loop3' (000000001ca89401): kobject_uevent_env
kobject: 'loop3' (000000001ca89401): fill_kobj_path: path = '/devices/virtual/block/loop3'
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x459fb7
Code: 44 00 00 b8 08 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 9d 89 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 b8 a6 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 7d 89 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:0000000000a3eca8 EFLAGS: 00000202 ORIG_RAX: 00000000000000a6
RAX: 0000000000000000 RBX: 0000000000065dc3 RCX: 0000000000459fb7
RDX: 0000000000402e70 RSI: 0000000000000002 RDI: 0000000000a3ed50
RBP: 00000000000005d9 R08: 0000000000000000 R09: 000000000000000b
R10: 0000000000000005 R11: 0000000000000202 R12: 0000000000a3fde0
R13: 000000000158a940 R14: 0000000000000000 R15: 0000000000000004
Kernel Offset: disabled
Rebooting in 86400 seconds..